247712280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{457}}^1\times {\mathrm{4517}}^1$

素因数の和:4988

約数の個数: 64

約数和(自身を含む): 744927840

約数和(自身を除く): 497215560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 457, 914, 1371, 1828, 2285, 2742, 3656, 4517, 4570, 5484, 6855, 9034, 9140, 10968, 13551, 13710, 18068, 18280, 22585, 27102, 27420, 36136, 45170, 54204, 54840, 67755, 90340, 108408, 135510, 180680, 271020, 542040, 2064269, 4128538, 6192807, 8257076, 10321345, 12385614, 16514152, 20642690, 24771228, 30964035, 41285380, 49542456, 61928070, 82570760, 123856140, 247712280]

約数ペア:

[(1, 247712280), (2, 123856140), (3, 82570760), (4, 61928070), (5, 49542456), (6, 41285380), (8, 30964035), (10, 24771228), (12, 20642690), (15, 16514152), (20, 12385614), (24, 10321345), (30, 8257076), (40, 6192807), (60, 4128538), (120, 2064269), (457, 542040), (914, 271020), (1371, 180680), (1828, 135510), (2285, 108408), (2742, 90340), (3656, 67755), (4517, 54840), (4570, 54204), (5484, 45170), (6855, 36136), (9034, 27420), (9140, 27102), (10968, 22585), (13551, 18280), (13710, 18068)]